From 46badb6a09f7fb866e0c7d92b273f9c425aa1500 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <duesterhus@woltlab.com>
Date: Mon, 25 May 2015 02:56:12 +0200
Subject: [PATCH] Work around race condition in WCF.js loading

---
 wcfsetup/install/files/js/WCF.js              | 44 ++++++++++---------
 .../install/files/js/WoltLab/WCF/Bootstrap.js |  3 ++
 2 files changed, 27 insertions(+), 20 deletions(-)

diff --git a/wcfsetup/install/files/js/WCF.js b/wcfsetup/install/files/js/WCF.js
index 9df9906bec..9eb35d71b2 100755
--- a/wcfsetup/install/files/js/WCF.js
+++ b/wcfsetup/install/files/js/WCF.js
@@ -186,7 +186,8 @@ window.shuffle = function(array) {
 /**
  * Initialize WCF namespace
  */
-window.WCF = {};
+// non strict equals by intent
+if (window.WCF == null) window.WCF = { };
 
 /**
  * Extends jQuery with additional methods.
@@ -3239,25 +3240,28 @@ WCF.Dictionary = Class.extend({
 	}
 });
 
-/**
- * @deprecated Use WoltLab/WCF/Language
- */
-WCF.Language = {
-	add: function(key, value) {
-		require(['WoltLab/WCF/Language'], function(Language) {
-			Language.add(key, value);
-		});
-	},
-	addObject: function(object) {
-		require(['WoltLab/WCF/Language'], function(Language) {
-			Language.addObject(object);
-		});
-	},
-	get: function(key, parameters) {
-		// This cannot be sanely provided as a compatibility wrapper.
-		throw new Error('Call to deprecated WCF.Language.get("' + key + '")');
-	}
-};
+// non strict equals by intent
+if (window.WCF.Language == null) {
+	/**
+	 * @deprecated Use WoltLab/WCF/Language
+	 */
+	WCF.Language = {
+		add: function(key, value) {
+			require(['WoltLab/WCF/Language'], function(Language) {
+				Language.add(key, value);
+			});
+		},
+		addObject: function(object) {
+			require(['WoltLab/WCF/Language'], function(Language) {
+				Language.addObject(object);
+			});
+		},
+		get: function(key, parameters) {
+			// This cannot be sanely provided as a compatibility wrapper.
+			throw new Error('Call to deprecated WCF.Language.get("' + key + '")');
+		}
+	};
+}
 
 /**
  * Handles multiple language input fields.
diff --git a/wcfsetup/install/files/js/WoltLab/WCF/Bootstrap.js b/wcfsetup/install/files/js/WoltLab/WCF/Bootstrap.js
index 1638436554..659313b7a8 100644
--- a/wcfsetup/install/files/js/WoltLab/WCF/Bootstrap.js
+++ b/wcfsetup/install/files/js/WoltLab/WCF/Bootstrap.js
@@ -25,6 +25,9 @@ define(
 	// perfectScrollbar does not need to be bound anywhere, it just has to be loaded for WCF.js
 	window.Favico = favico;
 	window.enquire = enquire;
+	// non strict equals by intent
+	if (window.WCF == null) window.WCF = { };
+	if (window.WCF.Language == null) window.WCF.Language = { };
 	window.WCF.Language.get = Language.get;
 	window.WCF.Language.add = Language.add;
 	window.WCF.Language.addObject = Language.addObject;
-- 
2.20.1